Etymologies

After Saint Valentine.

(American Heritage® Dictionary of the English Language, Fourth Edition)

From Saint Valentine's Day ("day of celebration of romantic love") (Wiktionary)

Examples

From PaidContent, whose coverage of VC is really leading on the more quant soundbite side: Chicago-based RSS metrics firm FeedBurner gets a valentine from the hometown Sun-Times, which, of course, also has to explain what RSS is given the small numbers of actual subscribers or active internet users who even know about RSS or web feeds.

"I used to love elementary school when like everyone had to give everyone a valentine, which is so ridiculous because there's no way you feel that great about everyone around you in a class," said Wolk with a laugh.

Bride refuses to marry married groom girl in a rural Jajpur village stunned everybody when she refused to marry the groom after she discovered that he was already married and sex with your valentine might be a sin, or it might be a holy act that reflects God's love.